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Dampers above 80 square inches free area will be provided with blade insulation
* 2602 - Square or rectangular spring actuated (6) for horizontal or vertical mount
055 T6 aluminum surface mount return air grille * 45 fixed blades parallel to longest dimension * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * 905 O - recessed screwdriver operated opposed blade damper * No Labor Collar (square sizes only) * 900 T - T-Bar mount * 905 HD - reinforced construction * 905 IS - insect screen * 1335-1338 Series - stainless steel version * Fractional
HVL Series Engineering/Performance Data
with 53% free area
Volume Damper Low-Leak OBD 3000-0BDLL-32X16 Commercial Dampers above 80 square inchesh3. Standard Features * Opposed blade operation for precise volume control * 16 gauge galvanized channel frame * Blades are vee stiffened 16 gauge galvanized for strength and stability * Blades pivot on non metallic celcon bushings * 1 2" square zinc plated steel pivot pins * 1 2" square zinc plated steel adjustable operating shaft extending up to 4" beyond the air control frame * Single blades on dampers with a height of 12" or less * Mill finish h3.
US$ 838.69
US$ 505.00
US$ 2472.75
